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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 2029 | 2029 |
| 2030 void TypeRecordingBinaryOpStub::GenerateOddballStub(MacroAssembler* masm) { | 2030 void TypeRecordingBinaryOpStub::GenerateOddballStub(MacroAssembler* masm) { |
| 2031 Label call_runtime; | 2031 Label call_runtime; |
| 2032 | 2032 |
| 2033 if (op_ == Token::ADD) { | 2033 if (op_ == Token::ADD) { |
| 2034 // Handle string addition here, because it is the only operation | 2034 // Handle string addition here, because it is the only operation |
| 2035 // that does not do a ToNumber conversion on the operands. | 2035 // that does not do a ToNumber conversion on the operands. |
| 2036 GenerateAddStrings(masm); | 2036 GenerateAddStrings(masm); |
| 2037 } | 2037 } |
| 2038 | 2038 |
| 2039 Factory* factory = masm->isolate()->factory(); |
| 2040 |
| 2039 // Convert odd ball arguments to numbers. | 2041 // Convert odd ball arguments to numbers. |
| 2040 NearLabel check, done; | 2042 NearLabel check, done; |
| 2041 __ cmp(edx, FACTORY->undefined_value()); | 2043 __ cmp(edx, factory->undefined_value()); |
| 2042 __ j(not_equal, &check); | 2044 __ j(not_equal, &check); |
| 2043 if (Token::IsBitOp(op_)) { | 2045 if (Token::IsBitOp(op_)) { |
| 2044 __ xor_(edx, Operand(edx)); | 2046 __ xor_(edx, Operand(edx)); |
| 2045 } else { | 2047 } else { |
| 2046 __ mov(edx, Immediate(FACTORY->nan_value())); | 2048 __ mov(edx, Immediate(factory->nan_value())); |
| 2047 } | 2049 } |
| 2048 __ jmp(&done); | 2050 __ jmp(&done); |
| 2049 __ bind(&check); | 2051 __ bind(&check); |
| 2050 __ cmp(eax, FACTORY->undefined_value()); | 2052 __ cmp(eax, factory->undefined_value()); |
| 2051 __ j(not_equal, &done); | 2053 __ j(not_equal, &done); |
| 2052 if (Token::IsBitOp(op_)) { | 2054 if (Token::IsBitOp(op_)) { |
| 2053 __ xor_(eax, Operand(eax)); | 2055 __ xor_(eax, Operand(eax)); |
| 2054 } else { | 2056 } else { |
| 2055 __ mov(eax, Immediate(FACTORY->nan_value())); | 2057 __ mov(eax, Immediate(factory->nan_value())); |
| 2056 } | 2058 } |
| 2057 __ bind(&done); | 2059 __ bind(&done); |
| 2058 | 2060 |
| 2059 GenerateHeapNumberStub(masm); | 2061 GenerateHeapNumberStub(masm); |
| 2060 } | 2062 } |
| 2061 | 2063 |
| 2062 | 2064 |
| 2063 void TypeRecordingBinaryOpStub::GenerateHeapNumberStub(MacroAssembler* masm) { | 2065 void TypeRecordingBinaryOpStub::GenerateHeapNumberStub(MacroAssembler* masm) { |
| 2064 Label call_runtime; | 2066 Label call_runtime; |
| 2065 | 2067 |
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| 6540 // Do a tail call to the rewritten stub. | 6542 // Do a tail call to the rewritten stub. |
| 6541 __ jmp(Operand(edi)); | 6543 __ jmp(Operand(edi)); |
| 6542 } | 6544 } |
| 6543 | 6545 |
| 6544 | 6546 |
| 6545 #undef __ | 6547 #undef __ |
| 6546 | 6548 |
| 6547 } } // namespace v8::internal | 6549 } } // namespace v8::internal |
| 6548 | 6550 |
| 6549 #endif // V8_TARGET_ARCH_IA32 | 6551 #endif // V8_TARGET_ARCH_IA32 |
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